Table of Contents
April 2013

European resistance to genetically modified crops took a violent turn in recent years, forcing many researchers to abandon their work. Over at Harvard, meanwhile, bioengineering is alive and well, with researchers looking to the natural world for inspiration to create new materials and drugs. Also in this issue, why living like a caveman isn't all it's cut out to be, the benefits of a rare form of dwarfism in Ecuador, and a maverick artist's take on science.

A growing movement seeks to reproduce the hunter-gatherer lifestyle: running barefoot, pondering polygamy, relying on a diet of meat. But even our ancestors never lived this way. And besides, modern humans have evolved.